/*
add by natsk @ 
use case 
<div class="harf_border">
<ul>
  <li>
  	<a href="http://www.jiawin.com" target="_blank"><img  src="http://www.co188.com/ivp/images/product/485/113/204/36944373.jpg" />
  	<p class="focus"></p>
  	</a>
  </li>
</ul>
</div>

*/
.harf_border ul, li, p {margin:0; padding:0; font-family:Verdana, Geneva, sans-serif;}
.harf_border ul li {list-style:none;}
.harf_border img { width: 174px; height: 174px;border:0 none;}
.harf_border {width:788px; margin:auto; height:auto; overflow:hidden; padding:30px; }
.harf_border ul li {float:left; height:176px; border-right:0px solid #ff0000; position:relative; padding:10px;}
.harf_border .focus {background:rgba(250,250,250,0.25); width:174px; height:174px; border:1px dashed #ff0000; position:absolute; left:10px; top:10px; display:none; }
.harf_border .focus:before {width:174px; height:134px; border-left:1px solid #fff; border-right:1px solid #fff; content:''; position:absolute; left:-1px; top:20px;}
.harf_border .focus:after {width:134px; height:174px; border-top:1px solid #fff; border-bottom:1px solid #fff; content:''; position:absolute; top:-1px; left:20px;}
.harf_border ul li:hover .focus {display:block;}